All Categories
✔ Meets/Exceeds: DIN 912, DIN934 ✔ All you need in one box: includes screws, nuts and 1 pcs hex key wrench ✔ Screw head style: socket cap; screw drive system: hex socket, also known as internal hex drives, hex size: 2.5 mm ✔ Head diameter: 5.5 mm; head height: 3 mm; thread pitch: 0.5 mm; thread diameter: 3 mm ✔ M3 x 4 means: metric screws, thread diameter size 3 mm, thread length 4mm [ Sizes ]---[ Thread ]----[ Total ] M3 x 4------4mm--------7mm M3 x 6------6mm--------9mm M3 x 8------8mm-------11mm M3 x 10----10mm-------13mm M3 x 12----12mm-------15mm M3 x 16----16mm-------19mm M3 x 20----20mm-------23mm M3 x 25----25mm-------28mm M3 x 30----30mm-------33mm [ Package Contains ] M3 x 4----------40 Pcs M3 x 6----------40 Pcs M3 x 8----------40 Pcs M3 x 10---------40 Pcs M3 x 12---------40 Pcs M3 x 16---------25 Pcs M3 x 20---------25 Pcs M3 x 25---------25 Pcs M3 x 30---------25 Pcs M3 Nuts--------200 Pcs Hex Key Wrench--1 Pcs Total: 501 Pcs About Hex Socket Drives: Hex Socket drives, also known as Internal Hex drives, have a hexagonal hole in the center that requires an Allen key, also known as a hex key or Allen wrench About Socket Cap Head: Socket Cap Head , also known as Allen head , have a recessed drive, and are commonly used when there is not enough clearance for a conventional wrench or socket. They are fastened with an Allen wrench, which is also called a hex wrench or hex key